feat: implement auto-update functionality with GitHub integration

- Added AutoUpdater class to manage update checks and downloads.
- Integrated auto-updater in the main process after the main window is created.
- Enhanced preload script to expose update-related IPC channels.
- Created UpdateDialog component to handle user interactions for updates.
- Implemented state management for update status using Pinia store.
- Added localization support for update messages in multiple languages.
- Documented auto-update configuration steps for private GitHub repositories.
- Created .env.example for GitHub token configuration.

src/main/index.ts

@@ -3,9 +3,11 @@ import Constants from './utils/Constants'
 import { createErrorWindow, createMainWindow } from './MainRunner'
 import log from 'electron-log/main'
 import { join } from 'path'
+import { AutoUpdater } from './AutoUpdater'
 
 let mainWindow
 let errorWindow
+let autoUpdater: AutoUpdater | null = null
 
 const initializeMainLogger = () => {
   log.initialize({
@@ -52,6 +54,11 @@ app.on('ready', async () => {
   initializeMainLogger()
 
   mainWindow = await createMainWindow()
+  
+  // Initialize auto updater after main window is created
+  if (!Constants.IS_DEV_ENV) {
+    autoUpdater = new AutoUpdater(mainWindow)
+  }
 })
 
 app.on('activate', async () => {